Safety distance between open pit mine crushing equipment and mining site

Goldcorp Porcupine gold mines strengthen private wireless ...

 · every site has its challenges, and a main issue at PGM is the 8-km (5-mile) distance between the open pit and the crusher. Telecommunications company Ambra Solutions designed the network for PGM. Eric L''Heureux, president of Solutions at Ambra Solutions, addressed the distance issue by using fiber as the backbone.

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Safety Alerts & Newsletters – Mining and Quarrying ...

Regulation13.7(5) of the Mines Safety and Inspection Regulations states that the manager of a mine must ensure that an adequate windrow or bund of material is provided on the outer edge of roadways in the open pit and on the outer edge of any roadway on the surface adjacent to a bank or steep slope.

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Lesson 13

 · 9. Maintain a safe travel distance between machines. Do not risk safety for production! Operators running equipment on the jobsite should remain a safe traveling distance from other machines. Weather conditions may cause slick roads or poor visibility. Having additional space between machines is recommended to avoid accidents.

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Risk assessment of occupational groups working in open pit ...

 · When the occupational groups working in the open pit mine in this study were analyzed in terms of all of the relevant hazards, it was found that the most at risk group was the workers (25.3%) while the least at risk group was the technicians (3.9%) in the mine.

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Haulage system selection for open pit mines using fuzzy ...

 · It was found that by using the in-pit crushing plant, 20,478.351 MMBTU energy could be saved and the energy consumption could be reduced by 58.40 %, annually. The results of this paper open a new window to select the best haulage system for open pit mining, efficiently and optimally.

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Detour Lake Gold Project, Ontario

The construction contract for a 185km transmission line to supply power the mine site was awarded to Detour Lake Constructors (DLC) in December 2010. The contract for the supply of equipment including SAG mills, two ball mills and one gyratory crusher was awarded to FL in May 2010. The contract was valued at C$49m ($48.26m).

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Thyssenkrupp awarded with the ...

 · The receiving hopper module with its'' 2.2 m wide and 10.5 m long, heavy duty apron feeder is fed by trucks and has a capacity of approximately 150 t. The heart of each of the plants is the crusher module using a RollSizer DRS 1000 x 2250 (centre distance times the length of the roller) giving a maximum capacity of 1900 tph.

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Blasting Safety – Revisiting Site Security

(4.5 billion pounds) was used by the mining industry [USGS, 2004]. Blasting is a great tool in fragmenting and loosening rock and other materials for easier handling and removal by mining equipment. However, blasting creates serious concerns for the mine operators and miners in terms of blast area security.

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AMIT 135: Lesson 5 Crushing – Mining Mill Operator Training

The purpose of the primary crusher is to reduce the ROM ore to a size amenable for feeding the secondary crusher or the SAG mill grinding circuit. The ratio of reduction through a primary crusher can be up to about 8:1. Feed: ROM up to 1.5 m. Product: -300mm (for transport) to …

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RRO 1990, Reg 854 | Mines and Mining Plants | CanLII

 · (3) An employer in an underground mine who supplies cap lamps to workers shall develop a procedure for assessing and maintaining cap lamps and a copy of the procedure shall be available at the mine site for review by the joint health and safety committee or health and safety representative, if any, for the mine. R.R.O. 1990, Reg. 854, s. 69 (3 ...

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Mine Safety and Health Administration (MSHA) | Protecting ...

 · Join us online for the 2021 TRAM Virtual Summit, November 2-4, 2021. Information for operators and miners to minimize the spread of Coronavirus/COVID-19. Mine rescue teams compete in contests across the country to prepare themselves to operate effectively in a mine emergency. MSHA has a library of training videos on safety topics ranging from ...

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SURFACE MINING – Mining Engineering Site

 · 3.1.2 Mining equipment used in open pit mining. For excavation: power shovel, hydraulic shovel, excavators, front end loader and others are mainly used. For haulage: trucks, belt conveyor, rail may be used. Other equipments used are: motor grader, dozer, etc . 3.1.3 Advantages of open pit mining High productivity; Lowest cost of the broadly ...

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Equipment selection for high selective T excavation ...

cost for the targeted production in a mine is surely the suitability of the machines/ equipment selected. Moreover, equipment selection directly affects the pit design and production planning. In open pit mining, equipment selection is made according to many factors related to the ore and mining conditions. These factors can be qualitative

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Understanding the Sand and Gravel Business

Example of a pit site designed with safety and efficiency in mind. Extraction. Backhoes, front-end loaders and bulldozers can usually dig out the sand and gravel material directly from the working face of the pit. Because of the instability of sand and gravel, the pit face should never be allowed to get higher than 20 to 25 feet for safe ...

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1.1 PHASES OF A MINING PROJECT

1.1.3.1 Open-pit mining Open-pit mining is a type of strip mining in which the ore deposit extends very deep in the ground, necessitating the removal of layer upon layer of overburden and ore. In many cases, logging of trees and clear-cutting or burning of vegetation above the ore deposit may precede removal of the overburden. The

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Yara Suomi Oy Siilinjärvi mine: In an Open Pit Mine, Stone ...

 · The deepest level is -30 metres. The distance between levels is 14 metres", states Juhani Tiikkaja, who started as site manager at the mine in 2015. A tour of the quarry. Once we have donned all the safety gear, Tiikkaja and I jump into the car and head for a tour.

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Fatality #2

 · Location of Accident: The accident occurred in Pit 11, Area G of the mine.The shovel was operating on the top of the 1B coal seam in the vicinity of survey station 49+30. In this area, Pit 11 was approximately 200 feet wide in a north-south direction and approximately 150 feet long in an east-west direction, extending approximately 150 feet east from the area G haul road (or West Ramp).

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Open-pit mining

Open-pit mining, also known as mega-mining, open-cast or open cut mining, is a surface mining technique of extracting rock or minerals from the earth by their removal from an open-air pit, sometimes known as a borrow.. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining.Open-pit mines are used when deposits of commercially useful ...

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Protecting Mining Environments from Blasting through ...

as 3.921 Mbcm. The pit will be mined with 6.0 m bench heights over a 3.0 m mining flitch. The deposit will be mined by conventional open pit mining me-thods, which will utilise open pit mining equipment as listed in Table 1. The size of the mining fleet has direct effect on the quantity of rock material planned to

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Portable Rock Crushers

 · Portable Crusher for Open Pit and Quarry Operations. The primary use of a portable crusher, i.e., a crusher mounted on crawlers or tires, in the rock and mining industries is to reduce costs by permitting the substitution of conveyor belt haulage for truck or track haulage.

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Chapter 8 BLAST DESIGN

at the edge of a regular array. The term SPACING denotes the lateral distance on centers between holes in a row. The BURDEN is the distance from a single row to the face of the excavation, or between rows in the usual case where rows are fired in sequence. Chapter 8 BLAST DESIGN (Figure 8-2) Staggered pattern (Figure 8-3) Sing

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FACT SHEET M-I L.L.C. Greystone Mine NEV2004100

the Greystone Mine site. From Austin, proceed north approximately 70 miles on S.R.-305 to the site of the Greystone Reload Facility, located on the east side of the highway. Proceed east on the Lander County Road to the Greystone Mine site. A satellite mining operation (Dana 15) is located on private land approximately 1.5

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Detour Lake Mine

 · Mining method and processing. Conventional open pit mining methods are used to mine the Detour Lake deposit utilizing a current fleet size of 34 haul trucks ( 795F - 300 tonnes), 2 electric cable shovels (48 m 3), 5 hydraulic shovels (28 m 3), 12 drills and various ancillary equipment to support the mining operation.The mining fleet will be increased in the next few years to meet the mine ...

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Excavation safety | WorkSafe

 · the fall or release from height of any plant, substance or object. damage to or collapsing, overturning, failing or malfunctioning of any plant that is required to be authorised for use. the collapse or partial collapse of a structure. the collapse or failure of an …

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HANDLING OF MISFIRES IN MINES ~ Mining Engineering Science

 · One or more relieving holes may be drilled behind the misfired hole. The separation distance between the holes depends on the diameter, the inclination and the type of drilling equipment and the sensitiveness of the explosives. Any relieving hole must be drilled parallel to the misfired hole and to the same depth.

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Mining sites (Mont-Wright and Fire Lake)

The Fire Lake mine. 55 kilometers south of the Mont-Wright mining complex is the Fire Lake open-pit mine, in operation since 2006. Initially mined on a semi-annual basis, since 2012 the site has been mined all year round. The iron content of the ore mined is higher than for the Mont-Wright mine.

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Numerical analysis of the stability of abandoned cavities ...

 · The mill has been enlarged since then. Now it can handle 30,000 t of ore per day to treat ores from a greatly expanded open-pit mining operation. During the process of peeling off of overlying strata, the thickness between pit bottom and roofs of the cavities is becoming thinner and thinner.

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Safety performance of coal mine survey technology using ...

 · In order to ensure the safety of coal mining process, in this study, the coal mine survey technology based on nano-fibers is analyzed and Marston-Spangler theory is used to calculate the vertical earth pressure, and then evaluate the safety of coal mining process. The research results show that the whole process of coal mining by using advanced nano-fiber material technology is discussed ...

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Safety in Open Pit Mining

 · Rock falls pose a significant risk in both underground and open pit mines. They could be responsible for a substantial number of fatalities, and serious injuries, infrastructure damage, and financial loss, meaning the production should be stopped for safety issues. Rock fall safety hazards need to be seriously managed in surface mining in order ...

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Study on the Safety Distance Between the Mining Area and ...

 · Therefore, in order to develop the guidelines for safety distance between the mining area and the underground opening for installation of facilities such as crushing equipment under different rock mass conditions in a limestone quarry, a series of numerical simulations are conducted by means of finite differential code "FLAC3D".

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Design of Surface Mine Haulage Roads

(''Dawson, V. E. Observations Concerning On Site Brake Testing of Large Mining Trucks. Pres. at Earthmoving Industry Conf., Central Illinois Sec., SAE, Warrendale, Pa. Apr. 15 16, 1975, 33 pp.) This organization has conducted more than 1,000 haulage truck stopping distance tests at active mine sites in British Columbia.

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mining

Open-pit mining Pit geometry. Deposits mined by open-pit techniques are generally divided into horizontal layers called benches. The thickness (that is, the height) of the benches depends on the type of deposit, the mineral being mined, and the equipment being used; for large mines it is on the order of 12 to 15 metres (about 40 to 50 feet).

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